Wireless headset



FIG. 1 is a front elevational view of a wireless headset, showing my new design;

FIG. 2 is a left and back side elevated perspective view of the wireless headset, as shown in FIG. 1;

FIG. 3 is a right side view of the wireless headset, as shown in FIG. 1;

FIG. 4 is a left side view of the wireless headset, as shown in FIG. 1;

FIG. 5 is a bottom side view of the wireless headset, as shown in FIG. 1;

FIG. 6 is a top side view of the wireless headset, as shown in FIG. 1; and,

FIG. 7 is a front elevational view thereof. The broken lines form no part of the claimed design. 

The ornamental design for a wireless headset, as shown and described. 